Dev Builds » 20230816-1924

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 14. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo
ncm-dbt-01 09:55:51 1197702 3322 1368 308 1646 +114.87 ± 5.37 1 47 539 1039 35 +250.6 ± 14.67
ncm-dbt-02 09:52:54 1195465 3338 1442 304 1592 +123.39 ± 5.32 0 48 471 1114 36 +275.62 ± 15.71
ncm-dbt-03 09:56:37 1241584 3336 1417 270 1649 +124.53 ± 5.29 1 45 462 1126 34 +280.34 ± 15.87
ncm-dbt-04 09:56:46 1235218 3338 1390 299 1649 +117.88 ± 5.27 1 43 520 1074 31 +260.9 ± 14.94
ncm-dbt-05 09:52:41 1224506 3312 1412 299 1601 +121.48 ± 5.46 1 50 482 1081 42 +267.77 ± 15.53
ncm-dbt-06 09:55:59 1227923 3354 1426 306 1622 +120.65 ± 5.4 1 47 503 1083 43 +265.08 ± 15.2
20000 8455 1786 9759 +120.46 ± 2.19 5 280 2977 6517 221 +266.55 ± 6.24

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN
200044 ncm-dbt-05 1228220 312 136 23 153 +131.81 ± 18.68 0 4 43 101 8 +283.63 ± 52.87
200043 ncm-dbt-01 1186737 322 131 29 162 +113.97 ± 15.5 0 2 56 102 1 +256.06 ± 45.57
200042 ncm-dbt-04 1237289 338 136 28 174 +115.04 ± 16.04 0 3 58 105 3 +252.63 ± 44.93
200041 ncm-dbt-02 1191548 338 144 30 164 +121.95 ± 16.27 0 3 53 109 4 +269.9 ± 47.24
200040 ncm-dbt-03 1246914 336 155 31 150 +134.57 ± 17.65 0 6 38 118 6 +302.96 ± 56.1
200039 ncm-dbt-06 1215982 354 153 43 158 +111.65 ± 18.04 0 7 61 101 8 +228.22 ± 44.04
200038 ncm-dbt-05 1211231 500 220 48 232 +124.6 ± 13.45 0 5 74 165 6 +277.93 ± 39.92
200037 ncm-dbt-01 1187360 500 195 48 257 +105.25 ± 13.88 1 4 98 141 6 +223.94 ± 34.18
200036 ncm-dbt-04 1255395 500 208 45 247 +117.55 ± 13.53 0 6 80 159 5 +258.75 ± 38.32
200035 ncm-dbt-02 1193992 500 219 51 230 +121.45 ± 13.49 0 5 78 161 6 +268.17 ± 38.8
200034 ncm-dbt-03 1248434 500 213 37 250 +127.76 ± 13.02 0 5 68 173 4 +293.29 ± 41.75
200033 ncm-dbt-06 1229024 500 221 41 238 +130.94 ± 14.04 1 5 64 173 7 +298.62 ± 43.1
200032 ncm-dbt-05 1225147 500 220 53 227 +120.67 ± 14.18 0 8 74 161 7 +263.42 ± 39.97
200031 ncm-dbt-01 1199660 500 216 49 235 +120.67 ± 13.5 0 7 73 166 4 +270.57 ± 40.25
200030 ncm-dbt-04 1219964 500 209 49 242 +115.22 ± 13.55 0 6 83 156 5 +251.89 ± 37.57
200029 ncm-dbt-02 1194533 500 210 53 237 +112.91 ± 14.05 0 9 80 156 5 +245.2 ± 38.39
200028 ncm-dbt-06 1216647 500 215 42 243 +125.38 ± 13.43 0 6 70 169 5 +282.94 ± 41.13
200027 ncm-dbt-03 1220040 500 204 36 260 +121.45 ± 14.17 0 8 73 162 7 +265.78 ± 40.25
200026 ncm-dbt-05 1226223 500 212 48 240 +118.33 ± 13.86 0 11 66 171 2 +268.17 ± 42.21
200025 ncm-dbt-06 1246084 500 209 50 241 +114.45 ± 14.21 0 7 85 150 8 +243.0 ± 37.13
200024 ncm-dbt-01 1213544 500 196 45 259 +108.3 ± 13.89 0 9 85 152 4 +234.38 ± 37.19
200023 ncm-dbt-02 1194656 500 214 41 245 +125.38 ± 13.61 0 5 74 164 7 +277.93 ± 39.92
200022 ncm-dbt-03 1255896 500 216 43 241 +125.38 ± 12.89 0 6 67 175 2 +290.66 ± 42.08
200021 ncm-dbt-04 1232166 500 211 38 251 +125.38 ± 13.79 0 8 66 171 5 +282.94 ± 42.37
200020 ncm-dbt-01 1205537 500 196 46 258 +107.54 ± 14.21 0 11 82 153 4 +232.26 ± 37.9
200019 ncm-dbt-03 1239568 500 212 54 234 +113.68 ± 15.0 1 9 79 153 8 +243.0 ± 38.64
200018 ncm-dbt-06 1236084 500 198 44 258 +110.6 ± 13.05 0 7 83 159 1 +247.41 ± 37.61
200017 ncm-dbt-05 1230053 500 208 38 254 +123.02 ± 14.16 0 8 71 164 7 +270.57 ± 40.83
200016 ncm-dbt-04 1237915 500 206 48 246 +113.68 ± 13.89 0 7 84 153 6 +245.2 ± 37.37
200015 ncm-dbt-02 1190664 500 228 41 231 +136.56 ± 13.73 0 8 53 183 6 +318.25 ± 47.23
200014 ncm-dbt-06 1216728 500 209 39 252 +123.02 ± 13.65 0 6 74 164 6 +273.0 ± 39.95
200013 ncm-dbt-03 1239187 500 204 37 259 +120.67 ± 13.32 0 6 75 165 4 +270.57 ± 39.67
200012 ncm-dbt-02 1199641 500 219 52 229 +120.67 ± 13.5 0 8 70 169 3 +273.0 ± 41.13
200011 ncm-dbt-01 1198054 500 219 44 237 +126.97 ± 13.58 0 4 75 163 8 +280.42 ± 39.57
200010 ncm-dbt-04 1222157 500 211 46 243 +119.11 ± 13.34 1 4 77 165 3 +270.57 ± 39.07
200009 ncm-dbt-05 1233198 500 204 41 255 +117.55 ± 13.87 0 8 76 161 5 +258.75 ± 39.42
200008 ncm-dbt-06 1234915 500 221 47 232 +126.17 ± 14.46 0 9 66 167 8 +277.93 ± 42.33
200007 ncm-dbt-02 1203225 500 208 36 256 +124.6 ± 14.14 0 10 63 172 5 +280.42 ± 43.24
200006 ncm-dbt-05 1217474 500 212 48 240 +118.33 ± 14.36 1 6 78 158 7 +258.75 ± 38.88
200005 ncm-dbt-01 1193025 500 215 47 238 +121.45 ± 14.67 0 10 70 162 8 +263.42 ± 41.06
200004 ncm-dbt-03 1241051 500 213 32 255 +131.74 ± 12.74 0 5 62 180 3 +309.64 ± 43.82
200003 ncm-dbt-04 1241641 500 209 45 246 +118.33 ± 13.86 0 9 72 165 4 +263.42 ± 40.52

Commit

Commit ID fe0dca12f1207a3a1ecca678d7d13bc533fd5332
Author Muzhen Gaming
Date 2023-08-16 19:24:58 UTC
Simplify PvNode Reduction Remove the depth condition for PvNode reduction. Simplification STC: https://tests.stockfishchess.org/tests/view/64d308fa5b17f7c21c0e0303 LLR: 2.93 (-2.94,2.94) <-1.75,0.25> Total: 38976 W: 10106 L: 9889 D: 18981 Ptnml(0-2): 129, 4479, 10040, 4726, 114 Simplification LTC: https://tests.stockfishchess.org/tests/view/64d457db5b17f7c21c0e236f LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 156402 W: 39727 L: 39645 D: 77030 Ptnml(0-2): 71, 17143, 43696, 17215, 76 closes https://github.com/official-stockfish/Stockfish/pull/4747 Bench: 1493904
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